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Argo Workflows: Schedule workflows with CronWorkflow
2 min read
With Argo workflows you can automate tasks like building and pushing Docker images on a regular schedule: You just need to use the CronWorkflow to call any WorkflowTemplate.
In this example we are going to set up an Argo CronWorkflow that runs every hour, clones a Git repository, builds a Docker image using Kaniko, and pushes it to a Docker registry.
06/11/2024
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Golang: Managing the Garbage Collector settings
3 min read
In Golang, there are two environment variables that can be used to manage the Garbage Collector in Go:
GOGCandGOMEMLIMIT. With these variables, you can control how often the garbage collector runs and set an overall memory limit that the Go runtime can use.05/11/2024
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What's a kubernetes StatefulSet?
3 min read
When we need to have a stateful application running on Kubernetes, we might need to use a StatefulSet. With a StatefulSet, we can manage stateful applications where each pod needs a stable, unique network identity and storage that persists across pod rescheduling. Unlike Deployments, which focus on maintaining a specified number of replicas, StatefulSets ensure each pod is given a unique ordinal index and retains the same identity throughout its lifecycle. If a pod is deleted or a node fails, the replacement pod will maintain the same identity and storage.
04/11/2024
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Argo Workflows: Using the exit handler
2 min read
An exit handler is a template that always executes at the end of a workflow (regardless of whether it completed successfully or returned an error). You can use this run any action, for example: to send notifications after a workflow runs, post the status of the workflow to a webhook, clean up artifacts or run another workflow.
01/11/2024
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Argo Workflows: How to actually run a task in a Workflow
5 min read
When we are creating a Workflow in Argo Workflows, we need to define the tasks that we need to do. These tasks are defined using templates: They are the building blocks of a Workflow, defining how each task will be executed.
31/10/2024
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